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A sample of our hand-selected, pre-vetted, in-house inventory, immediately available for sale. Want to see more options? <a href="/inquire">Inquire</a> now for a curated list.&nbsp;

Our friendly Diamond Concierge Team is available to answer any questions you may have, help you choose a spectacular lab diamond, and customize this engagement ring to your exact specifications.

ER PDP Checkout Fine Print

Complimentary engraving up to 10 characters. Longer engravings or those with special characters may be available for an extra charge upon inquiry. Please note, resizing engraved rings may require an additional fee.

Not sure what size halo is best? <a href="/inquire">Please inquire</a> and a Diamond Concierge will be happy to discuss with you.

Always custom created, never mass-produced. We proudly craft all of our engagement rings in the USA.

Visit <a href="/visit">one of our showrooms</a> or join the thousands of clients around the world who work with us <a href="/diamond-concierge-process">entirely virtually</a>.

After checkout, a Concierge will contact you via email to confirm your order. Prior to production, you will receive a rendering of your ring's exact dimensions for your approval. If you are unresponsive, your order may be canceled.Have questions? Not ready to checkout? <a href="/inquire">Inquire</a> now and a Concierge will respond within 1 business day.&nbsp;

Setting Price as Currently Configured

PDP ER - Setting Price as Currently Configured

Free US Shipping fully insured with signature required to a residence, business address, or Fedex Office. Purchases over $15,000 will ship FedEx Priority Overnight. Purchases of less than $15,000 will ship Fedex Two Day. International Shipping to 69 countries, fully insured. International shipping fees start at $75 USD.

When it comes to durability and having an engagement ring that stands the test of time, platinum is our recommended choice for a white metal.

2.0 Carat Lab Created Diamonds Princess Petite Four Prong Pavé Setting in Platinum (Profile View)

Read Our <a href="/synthetic-diamond-facts-and-misconceptions/frequently-asked-questions-about-lab-grown-diamonds">Frequently Asked Questions</a>See Our <a href="/buy-lab-diamonds">Diamond Pricing</a>

New to Lab Diamonds?

Overlay Centered

A Purchase This Important Deserves&nbsp;an <a href="/ada-vs-competition">Impeccable Buying Experience</a>

Why Choose Ada Diamonds?

Shop <a href="/wedding-bands">Wedding Bands</a> Shop <a href="/mens-wedding-bands">Men’s Bands</a>

From Will You? to _I Do_!

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Ada was founded by a husband-wife team. <a href="/about-ada-diamonds">Our Genesis</a> &amp; <a href="/ethical-supply-chains">Our Values</a>

Grown From Love

Founders of Ada Diamonds Sitting on a Beach at Sunset

Ready to Begin Your Concierge Experience?

Engagement Modal Form

Ada Diamonds specializes in large, sensational diamonds of superlative quality. Our diamonds are cut from the highest purity diamond crystals, have optimal cut and sparkle, and are always eye clean. Much like mined diamonds, lab diamonds are priced based on their quality characteristics. Use the tool below to understand our pricing:

Ada Diamonds is the Leading Luxury Purveyor of Lab Diamonds

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Asscher Petite Four Prong Pavé Setting

Cushion Petite Four Prong Pavé Setting

Emerald Petite Four Prong Pavé Setting

Round Petite Four Prong Pavé Setting

Oval Petite Four Prong Pavé Setting

Pear Petite Pavé Setting

Radiant Petite Four Prong Pavé Setting

Princess Petite Four Prong Solitaire

Man Made Diamonds Princess Petite Four Prong Pavé Diamond Engagement Ring in White Gold (Main View)

White Gold Princess Petite Four Prong Pavé Setting featuring High Quality Lab Grown Diamonds (Profile View)

White Gold Princess Petite Four Prong Pavé Setting featuring Diamonds (Side View)

Yellow Gold Princess Petite Four Prong Pavé Setting featuring Exceptional Quality Man Made Diamonds (Main View)

Yellow Gold Princess Petite Four Prong Pavé Diamond Engagement Ring featuring Diamonds (Main View)

Exceptional Quality Diamonds set in Rose Gold Princess Petite Four Prong Pavé Setting (Main View)

Diamonds Princess Petite Four Prong Pavé Setting in Rose Gold (Main View)

Hand Selected Lab Created Diamonds set in Platinum & Yellow Gold Princess Petite Four Prong Pavé Setting (Main View)

Diamonds Princess Petite Four Prong Pavé Diamond Engagement Ring in Platinum & Yellow Gold (Profile View)

Platinum & Yellow Gold Princess Petite Four Prong Pavé Setting featuring Hand Selected Lab Diamonds (Profile View)

Lab Diamonds Princess Petite Four Prong Pavé Setting in Platinum & Rose Gold (Main View)

Platinum & Rose Gold Princess Petite Four Prong Pavé Setting featuring Diamonds (Profile View)

Lab Diamonds set in Platinum & Rose Gold Princess Petite Four Prong Pavé Diamond Engagement Ring (Main View)

Lab Diamonds set in Platinum & Rose Gold Princess Petite Four Prong Pavé Setting (Profile View)

platinum 3 carat princess cut lab created diamond engagement ring ada diamonds design ad 345 macro

platinum 3 ct princess cut lab grown diamond pavé engagement ring ada diamonds design 345 profile view

Exceptional Quality 2.0 ct Lab Grown Diamonds set in 18k White Gold Princess Petite Four Prong Pavé Diamond Engagement Ring (Profile View)

Platinum Princess Petite Four Prong Pavé Setting featuring 1.75 ct Diamonds (Main View)

platinum 4ct princess cut lab diamond engagement ring with diamond band ada diamonds design ad 345 macro

platinum petite four prong pavé 4 carat princess cut lab diamond engagement ring ada diamonds design ad 345

Platinum 2ct Princess Cut Pavé Lab Diamond Ring Ada Diamonds Design AD-345 Artistic

lab diamond engagement ring with princess cut

Hand Selected 2.0 ctw Diamonds set in White Gold Princess Petite Four Prong Pavé Diamond Engagement Ring (Profile View)

platinum lab created princess cut engagement ring

Platinum 1.5 Carat Princess Cut Lab Diamond Petite Four Prong Pavé Engagement Ring Ada Diamonds Design AD-345 on Model

White Gold Princess Petite Four Prong Pavé Diamond Engagement Ring featuring 2.0 ctw Diamonds (Main View)

High Quality 1.5 ct Diamonds set in Platinum Princess Petite Four Prong Pavé Diamond Engagement Ring (Side View)

White Gold Princess Petite Four Prong Pavé Setting featuring 2.0 ct Lab Diamonds (Profile View)

visual guide to choosing the right band width for your engagement ring shown with lab diamonds ada diamonds

2.0 ctw Lab Grown Diamonds set in White Gold Princess Petite Four Prong Pavé Diamond Engagement Ring (Main View)

2.5ctw Princess Petite Four Prong Pavé Engagement Ring in 18k White Gold

2.0 Carat Synthetic Diamonds set in Platinum Princess Petite Four Prong Pavé Setting (Profile View)

2.5ctw Princess Four Prong Pavé Engagement Ring in 18k White Gold Profile View

Your Choice of Gold:  1.6mm Side Stones (0.40ctw): $2,450 USD 1.8mm Side Stones (0.50ctw): $2,550 USD 2.0mm Side Stones (0.60ctw): $2,650 USD 2.2mm Side Stones (0.70ctw): $2,750 USD 2.4mm Side Stones (1.0ctw): $3,150 USD Starting at price is for the setting only (center stone priced separately) and includes DEF/VS lab grown diamonds set in 3/4 coverage. Platinum &amp; two-tone available for an additional $300 fee. Add a hidden halo for $500 USD. Total carat weights are approximate.

Delicate and delightful, this setting features an integrated four-prong basket and petite prongs. Customize your lab diamond engagement ring with diamond sizes of 1.6-2.5mm in 3/4, half, or eternity coverage.

Pavé Standard

Princess Petite Four Prong Pavé Setting

Petite Pavé

Custom made-to-order princess pave engagement ring featuring conflict-free lab diamonds hand-selected for quality, fire, and brilliance. Available options: platinum, 14k or 18k gold: white, yellow, rose. Ada Diamonds is the leading luxury purveyor and the best place to buy a lab diamond. Virtual consultations available worldwide; private in-person appointments available in San Francisco, New York, and Austin TX.